Conn. school shooting

Mourners gather at a makeshift memorial following the mass shooting at Sandy Hook Elementary School near the school on December 15, 2012 in Newtown, Connecticut. (Photo by Mario Tama/Getty Images)

Mourners gather at a makeshift memorial following the mass shooting at Sandy Hook Elementary School near the school on December 15, 2012 in Newtown, Connecticut. (Photo by Mario Tama/Getty Images) (Mario Tama / Getty Images)

A woman reacts at a prayer service to reflect on the violence at Sandy Hook Elementary School at a church on December 15, 2012 in Newtown, Connecticut. (Photo by Mario Tama/Getty Images)

A woman reacts at a prayer service to reflect on the violence at Sandy Hook Elementary School at a church on December 15, 2012 in Newtown, Connecticut. (Photo by Mario Tama/Getty Images) (Mario Tama / Getty Images)